Skip adding component to payload for both empty string and null
Skip adding component to payload for both empty string and null

sharesight/bugsnag-notification-plugins,jacobmarshall/bugsnag-notification-plugins,pushed/bugsnag-notification-plugins,6wunderkinder/bugsnag-notification-plugins,6wunderkinder/bugsnag-notification-plugins,korealert/bugsnag-notification-plugins,kstream001/bugsnag-notification-plugins,korealert/bugsnag-notification-plugins,indirect/bugsnag-notification-plugins,cagedata/bugsnag-notification-plugins